Feed for laying hens aged more than 50 days

Abstract

The invention discloses a feed for laying hens aged more than 50 days. The feed comprises the following raw materials in parts by mass: 20-40 parts of rice husk, 20-40 parts of carrots, 10-20 parts of soybean meal, 6-10 parts of methionine, 15-25 parts of broken rice, 5-15 parts of shell powder, 15-25 parts of cassava residual, 8-12 parts of fish meal, 30-50 parts of hawthorn fruits, 8-12 parts of Atractylodes macrocephala, 20-30 parts of alum, 8-12 parts of medicated leaven, 15-25 parts of fish bone meal, 15-25 parts of Portulaca oleracea, 6-10 parts of olive oil, 15-25 parts of Cornus officinalis and 400-500 parts of water. The feed is prepared by steps of grinding, mixing, baking, granulating and the like. The raw materials in the formula of the feed disclosed in the invention contain abundant nutrients. Laying hens are fed with living protein miscellaneous worm powder, so that the immunity of the laying hens can be obviously enhanced, and diseases in the respiratory system and the digestive system can be prevented. In addition, Chinese herbal medicine and food calling raw materials are included in the feed, so that the laying hens have high survival rate, eat more food and lay eggs quickly.

Description

technical field [0001] The invention relates to the field of poultry feed, in particular to a feed for laying hens aged over 50 days. Background technique [0002] The final peak period of laying hens from brooding to absolute weight gain is about 50 days at the age of 7 weeks, and then gradually declines. Some feeds for laying hens are not formulated according to the growth stage and weight gain characteristics of laying hens and the development trend of the body. The nutrients are not enough to meet the nutritional needs of laying hens at different growth stages, affecting the growth and development of laying hens, causing Decreased egg production, suppressed immune function, decreased causative power and the occurrence of certain poultry diseases increased the cost of poultry disease treatment. In the actual breeding process, laying hens need balanced and sufficient nutrition such as protein, vitamins, and minerals to ensure growth, and at the same time prevent the occur...

AI Technical Summary

Problems solved by technology

Some feeds for laying hens are not formulated according to the growth stage and weight gain characteristics of laying hens and the development trend of the body. The nutrients are not enough to meet the nutritional needs of laying hens at different growth stages, affecting the growth and development of laying hens, causing Decreased egg production, suppressed immune function, decreased causative power and the occurrence of certain poultry diseases, which increased the cost of poultry disease treatment